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LibC: Implement wmemchr

This commit is contained in:
Tim Schumacher 2021-09-22 08:56:34 +00:00 committed by Brian Gianforcaro
parent 5ac2e84264
commit 0ca1df4dc6
3 changed files with 43 additions and 0 deletions

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@ -65,6 +65,38 @@ TEST_CASE(wcsstr)
EXPECT_EQ(ret, nullptr);
}
TEST_CASE(wmemchr)
{
const wchar_t* input = L"abcde";
wchar_t* ret;
// Empty haystack returns nothing.
ret = wmemchr(L"", L'c', 0);
EXPECT_EQ(ret, nullptr);
// Not included character returns nothing.
ret = wmemchr(input, L'z', 5);
EXPECT_EQ(ret, nullptr);
// Match at string start.
ret = wmemchr(input, L'a', 5);
EXPECT_EQ(ret, input);
// Match at string end.
ret = wmemchr(input, L'e', 5);
EXPECT_EQ(ret, input + 4);
input = L"abcde\0fg";
// Handle finding null characters.
ret = wmemchr(input, L'\0', 8);
EXPECT_EQ(ret, input + 5);
// Don't stop at null characters.
ret = wmemchr(input, L'f', 8);
EXPECT_EQ(ret, input + 6);
}
TEST_CASE(wcscoll)
{
// Check if wcscoll is sorting correctly. At the moment we are doing raw char comparisons,